Retirement Plans Narrative (Details) $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($) contract	Dec. 25, 2020 USD ($) contract
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Number of Life Insurance Contract Held in Rabbi Trust | contract	57	61
Deferred Compensation Plan Assets	$ 43.4	$ 45.0
Deferred Compensation Plan Assets, Death Benefit on Insurance Contracts	86.4	92.7
Deferred Compensation Plan Assets, Loans Outstanding Against Insurance Contracts	20.8	23.2
Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Employer contributions	0.7	1.6
Moody's, Aa1 Rating [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Lower Threshold for Discount Rate Basis, Corporate Bonds	$ 250.0
United States
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Percentage of Projected Benefit Obligation	36.10%
Foreign Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Deferred Compensation Plan Assets, Collateral For Plan Benefits	$ 7.9	$ 7.3